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OUTPUT PROBLEMS
Observe Safety Guidelines detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely,
contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed.
Call 1-888-935-3877.
CAUTION
The output takes a long time to
build up and the AC auxiliary
voltage varies when the fine
current control is adjusted.
Check the “flashing” diode
located on the DC welding
generator brush holder. The
diode may be “shorted” or
installed incorrectly.
TROUBLESHOOTING AND REPAIR
F-6 F-6
CLASSIC® 300D & 300G
N/A
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